Q 01/05

Which science fiction series features '42' as the Answer to the Ultimate Question of Life, the Universe, and Everything?

A) The Hitchhiker's Guide to the Galaxy

B) The Twilight Zone

C) Star Trek

D) Doctor Who

Answer · why

A) The Hitchhiker's Guide to the Galaxy

In Douglas Adams' comedic science fiction series, a supercomputer named Deep Thought calculates '42' to be the Answer to the Ultimate Question of Life...

Q 02/05

What jersey number was retired across Major League Baseball in honor of Jackie Robinson?

A) 21

B) 42

C) 44

D) 3

Answer · why

B) 42

Jackie Robinson, the first African American to play in Major League Baseball, wore number 42. His number was universally retired across all MLB teams ...

Q 03/05

What element has an atomic number of 42?

A) Manganese

B) Molybdenum

C) Mercury

D) Magnesium

Answer · why

B) Molybdenum

Molybdenum (Mo) is a chemical element with atomic number 42. It is a transition metal known for its high melting point and use in steel alloys.

Q 04/05

Which of these numbers is a pronic number, meaning it is the product of two consecutive integers?

A) 48

B) 30

C) 36

D) 42

Answer · why

D) 42

A pronic number is the product of two consecutive integers. 42 is a pronic number because it is 6 multiplied by 7.

Q 05/05

Approximately what is the diameter in kilometers of Mars' Jezero Crater, where the Perseverance rover landed?

A) 45 km

B) 105 km

C) 75 km

D) 15 km

Answer · why

A) 45 km

Jezero Crater, the landing site for NASA's Perseverance rover, is approximately 45 kilometers (28 miles) in diameter. It is believed to have once held...